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RG58 Cable

What is RG58?

RG58 Coaxial Cable is used in CATV and MATV applications. RG 58 Coax features a bare copper conductor, solid low density polyethylene insulation, a tinned copper braid shield, and a black, PVC jacket. This coaxial cable is rated to MIL-C-17 mil-spec standards, UL AWM 1354 and UL CL2. View full specifications below:

What are RG58 Applications:

  • CATV
  • MATV

RG58 Coaxial Cable Construction:

  • Conductor: Bare Copper
  • Diameter: 0.031 in.
  • Dielectric: Solid Low Density Polyethylene
  • Diameter: 0.114 in.
  • Shielding: Tinned Copper Braid Shield
  • Diameter: 0.136 in.
  • Jacket: PVC (contaminating) Type I per MIL-C-17
  • Jacket Color: Black
  • Nominal OD: 0.196 in.

Ratings and Approvals:

  • Max Temperature: 60°C
  • Max Operating Voltage (rms): 30
  • Conductor Resistance (ohms/Kft): 10.5
  • Impedance (ohms): 53.5
  • Capacitance (pF/ft): 29
  • Velocity of Propagation (%): 66
  • Military Specification: MIL-C-17
  • UL: CL2, AWM 1354
  • Flame Rating: UL 1581 Vertical Tray Flame Test
  • Applicable NEC Article: 725 & 820

RG58 vs. M17/28-RG58

M17/28-RG58 is the military equivalent to commercial grade RG58 and is used for high frequency signal transmission. In addition, the military version features a M17/183-00001 LS/LT Jacket Type IIA per M17/28-RG58.

RG58 Attenuation Chart

Frequency (MHz) Attenuation (db per 100 feet)
50 3.0
100 4.4
200 6.0
400 8.5
900 13.0

Other Coaxial Cable Suggestions include:

Part Number Approx LBS/MFTNom. Dia. of Cond.Nom. Imp.Dielectric (in)Nom. O.D. (in)Nom. Cap. (pF/ft)
RG58 36.00 0.032 53.5 0.116 0.1950 28.8